Inventor

ISHIZUKA KENICHI

JP79 patents

⚠️ This page may combine multiple inventors who share the name “ISHIZUKA KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ISHIZUKA KENICHI

MURATA MANUFACTURING CO

Antenna device and wireless communication apparatus

Antenna and wireless communication device

Impedance conversion circuit and antenna device

Method of designing impedance transformation circuit

Antenna coupling element, antenna device, and electronic device

Antenna coupling element, antenna device, and electronic device

Transformer-type phase shifter, phase-shift circuit, and communication terminal apparatus

Antenna matching circuit, antenna device, and communication terminal apparatus

Antenna matching circuit, antenna matching module, antenna device and wireless communication device

Phase shifter, impedance matching circuit, multi/demultiplexer, and communication terminal apparatus

Impedance converting circuit and communication terminal apparatus

Impedance-matching switching circuit, antenna device, high-frequency power amplifying device, and communication terminal apparatus

Coupling degree adjustment circuit, antenna device, and wireless communication device

Magnetic field coupling element, antenna device, and electronic equipment

Electronic device

Trap filter and filter circuit

Phase shifter, impedance matching circuit, and communication terminal apparatus

Antenna device and electronic equipment

Matching circuit, matching circuit element, and communication device

Antenna device and electronic equipment

Mobile wireless terminal

Power splitter and communication apparatus

Filter module, filter element, and electronic device

Filter, filter module, and electronic device

Coil component

Multi-terminal chip inductor

Circuit element

Filter circuit module, filter circuit element, filter circuit, and communication apparatus

LC composite component and communication terminal device

Filter element

Antenna apparatus

Inductance element, high-frequency transformer element, impedance conversion element, and antenna device

Filter circuit, filter circuit element, and multi/demultiplexer

Surface-mounted LC device

ISHIZUKA KENICHI

Antenna device and wireless communication apparatus

Crystalline polymer microporous membrane, method for producing the same, and filtration filter

Method of manufacturing polymer film

Antenna device and wireless communication apparatus

Eyepiece lens system and image observation device

Crystalline polymer microporous membrane and filtration filter

FUJIFILM CORP

Acidic gas separation module, acidic gas separation device, and telescope prevention plate

Acidic gas separation laminate and acidic gas separation module provided with laminate

Acidic-gas separation module

Gas separation composite membrane and method of producing the same, and gas separating module, gas separation apparatus and gas separation method using the same

KATO NOBORU

Transformer having high degree of coupling, electronic circuit, and electronic device

Antenna device and communication terminal apparatus

NILES PARTS CO LTD

Switch knob having illuminated indicator

Switch assembly with internal electronic components

FUJIEDA SHIGEYUKI

Antenna device and wireless communication apparatus

NAKANO SHINICHI

Antenna apparatus and radio communication apparatus